if ($.inArray(validateSection, ['', 'page_collaboration']) !== -1) {
	
	oSaveParams['aCollaborationUsers[]'] = [];
	
	$(':checkbox[name="collab_user[]"]:checked').each(
		function(nr) {
			oSaveParams['aCollaborationUsers[]'].push($(this).val());
		}
	);
	
	
	if (validateSection === 'page_collaboration') {
		return true;
	}
}